The average house price on Thornham Avenue, St. Helens is £109,350. Prices range from £39,000 to £210,000.
There are 20 properties on Thornham Avenue, St. Helens.
Average house prices on Thornham Avenue, St. Helens have risen by 377.3% from £44,000 in 1995 to £210,000 in 2025.
Thornham Avenue, St. Helens is in the WA9 postcode district.
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